$OpenBSD: patch-main_cpp,v 1.1 2017/05/08 01:02:16 espie Exp $
const char* for ""

Index: main.cpp
--- main.cpp.orig
+++ main.cpp
@@ -74,8 +74,8 @@ try
   ostream *ofile = 0;
   
   char *outfile_str = 0;
-  char *interpreter_str = "turtle";
-  char *interface_str = "gl";
+  const char *interpreter_str = "turtle";
+  const char *interface_str = "gl";
   char *module_str = 0;
   double min, max, step;
   int show_depth = 0;
